  /* 样式重置reset */
  body, ul, h1, h2, h3, h4, h5, h6, p, dl, div, dd, hr, fieldset {
    margin: 0;
  }

  ul, input, textarea, button, option, div, ol, fieldset, legend {
    padding: 0;
  }

  html {
    font-size: 0px;
    font-size: 24px;
    font-family: "微软雅黑, Helvetica";
  }

  body,
  body button {
    font-family: "微软雅黑, Helvetica";
  }

  ul {
    list-style: none;
  }

  img, button {
    border-style: none;
  }

  a, input, button {
    text-decoration: none;
    outline: none;
    color: black;s
  }

  /* ios input样式清除 */
  input,
  textarea {
    border: 0;
    outline: none;
    -webkit-appearance: none;
  }

  /* number样式清除 */
  input[type=number] {
    -moz-appearance:textfield;
  }
  input[type=number]::-webkit-inner-spin-button,
  input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
  }

  /* 上下拉动滚动条时卡顿、慢 */
  body {
    -webkit-overflow-scrolling: touch;
    overflow-scrolling: touch;
  }

  /* ios和android下触摸元素时出现半透明灰色遮罩 */
  a {
    -webkit-tap-highlight-color:rgba(255,255,255,0);
  }